What names get you to the nickname [name_f]Minnie[/name_f]?
I think you could use [name_f]Minnie[/name_f] for any of these -
[name_f]Minka[/name_f]
Wilhemina
[name_f]Jasmine[/name_f]
[name_f]Minka[/name_f]
[name_f]Minerva[/name_f]
[name_f]Tasmin[/name_f]
[name_f]Yasmin[/name_f]
[name_f]Jessamine[/name_f]
[name_f]Araminta[/name_f]
[name_f]Adamina[/name_f]
[name_f]Dominica[/name_f]
[name_f]Carmina[/name_f]
[name_f]Romina[/name_f]
[name_f]Clementine[/name_f]
[name_f]Melisande[/name_f]
[name_f]Hermione[/name_f]
[name_u]Dominique[/name_u]
[name_f]Philomena[/name_f]
[name_f]Melinda[/name_f]
[name_f]Melina[/name_f]
Cosmina
[name_f]Lumina[/name_f]
[name_f]Miranda[/name_f]
Some are a stretch, but I think they all can work.
[name_f]Minna[/name_f] and [name_f]Mina[/name_f] haven’t been mentioned so far. They are pretty close to the actual nn but don’t sound too cutesy. I have a friend named [name_f]Minna[/name_f], she is in her 20s and really likes her name because it is a short, cute name that still sounds grown up.
[name_f]Minerva[/name_f]
[name_f]Romina[/name_f]
[name_f]Clementine[/name_f]